if (($schoolContractEnd = trim($Document->getValue($Document->getCell($Location['Schulvertrag Ende'], $RunY)))) != '') {
                                    try {
                                        $endDate = date('d.m.Y', \PHPExcel_Shared_Date::ExcelToPHP($schoolContractEnd));
                                    } catch (\Exception $ex) {
                                        $endDate = '';